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This list covers optical lens designs grouped by tasks or overall type. The field of optical lens designing has many variables including the function the lens or group of lenses have to perform, the limits of optical glass because of the index of refraction and dispersion properties, and design constraints including realistic lens element center and edge thicknesses, minimum and maximum air ...
The first lens was the 60 mm f/2.8 2 x Ultra Macro, a full frame lens with a magnification factor of 2:1 that could also be focused to infinity which is unique. [8] In the same year, Venus Optics released the widest angle macro lens to offer a 1:1 magnification ratio, the 15 mm f/4 Wide Angle Macro.
Title bars for application windows have a title on the left and buttons for window management functions on the right. In April 2016 Microsoft created the Microsoft HoloLens App for Windows 10 PCs and Windows 10 Mobile devices. The app allows developers to run apps on the HoloLens, use cell phone or computer keyboards for text input, view ...
Optical glass refers to a quality of glass suitable for the manufacture of optical systems such as optical lenses, prisms or mirrors.Unlike window glass or crystal, whose formula is adapted to the desired aesthetic effect, optical glass contains additives designed to modify certain optical or mechanical properties of the glass: refractive index, dispersion, transmittance, thermal expansion and ...
Learn how to download and install or uninstall the Desktop Gold software and if your computer meets the system requirements.
Get the tools you need to help boost internet speed, send email safely and security from any device, find lost computer files and folders and monitor your credit.
The description boasts, "Carefully designed with your cats' well-being in mind, this Christmas Tree Cat Scratcher incorporates safe, non-toxic materials, and is tightly wrapped with high-quality ...
Revant Optics is an American online retailer that designs, develops, and sells replacement lenses for sunglasses and prescription glasses, based in Portland, Oregon. History [ edit ]